... ) 3).Long time filter bags.(#1,#2,#3, ) 4).High flux filter bag.(#1,#2,#3, ) 5).Oil ... absorbed filter bag.(#1,#2,#3, ) 6).High efficiency filter bag.(#1,#2,#3, ) 7).Activated carbon ... : Micron Rating PO & PE: 0.5-200 μm NMO: 25-1200μm E: SG (All Sewing) WG (All Welding) F ... style) H: SF (Silicon free) ST (Standard) 1/5/10/25/50/75/100/150/200 micro liquid filter bag